Headache after waking up is commonly caused by lack of sleep due to prolonged staying up late, and it is necessary to avoid exertion, get sufficient rest and improve the quality of sleep. But there are also the following common causes of headache after waking up: 1. tension headache: patients mostly have mental and emotional changes, often with anxiety and depression, and their bodies will feel fatigued and have poor sleep quality, which will cause headache over time; 2. migraine: the vast majority of migraine can be relieved after sleeping, but a small number of migraine patients can have aggravated headache after waking up, which is generally Functional, rarely organic lesions, can be relieved by appropriate activities, relaxation, with pain medication; 3. Elevated blood pressure: If headache occurs after waking up from sleep, blood pressure should be measured in time because there may be an increase in blood pressure in the morning, called morning peak hypertension. The sudden increase in blood pressure of the patient will lead to headache, and if necessary, you need to take antihypertensive drugs under the guidance of a doctor; 4, cerebrovascular disease: if the headache does not ease after waking up, and if the headache still persists despite taking pain medication, and is accompanied by dizziness, nausea and vomiting, you need to be alert to cerebrovascular disease, such as cerebral hemorrhage, cerebral infarction, etc. You need to go to the hospital in time for medication as well as surgical treatment.